<body>
    <h1>登录页面</h1>
   <form method ="POST"> 
        <p>
            <label for="userName">用户名:</label>
           <input type="text" id="userName" name="username" placeholder="请输入用户名">
        </p>
        <p>
            <label for="passWord">密&nbsp;&nbsp;&nbsp;&nbsp;码:</label>
           <input type="text" id="passWord" name="password" placeholder="请输入密码">
        </p>
        <input type="submit" >
   </form>
</body>